Description: Smartwool Phd Outdoor Medium Crew Socks

Our PhD Outdoor Light Medium features Reliawool Technology for improved durability in the high wear areas and the 4-Degree Elite Fit System, to keep the sock in place and giving you all-sport versatility.

Key Features of the Smartwool Phd Outdoor Medium Crew Socks:

Knit in USA of 72% Merino Wool, 26% Nylon, 2% Elastane

New 4 Degree Elite Fit System uses two elastics for greater stretch and recovery to keep the sock in place